US PATENT SUBCLASS 558 / 114
.~.~.~.~.~ And reactant having alcoholic or phenolic -XH group, wherein X is chalcogen (and wherein H of -XH may be replaced by substituted or unsubstituted ammonium, or by a Group IA or IIA light metal)

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558 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {21}
70  DF  .~ Phosphorus esters (i.e., compounds having the phosphorus ester group, wherein trivalent or pentavalent phosphorus and carbon are bonded directly to the same divalent chalcogen, and wherein the carbon may be single bonded to any atom but may be multiple bonded only to carbon) {18}
87  DF  .~.~ Processes {19}
89  DF  .~.~.~ Forming the phosphorus ester group {7}
113  DF  .~.~.~.~ Reactant consists of phosphorus and oxygen (e.g., phosphorus pentoxide, etc.) {1}
114.~.~.~.~.~ And reactant having alcoholic or phenolic -XH group, wherein X is chalcogen (and wherein H of -XH may be replaced by substituted or unsubstituted ammonium, or by a Group IA or IIA light metal)

DEFINITION

Classification: 558/114

(under subclass 113) Processes in which an additional reactant includes an alcoholic or phenolic -XH group, wherein X is chalcogen (i.e., oxygen, sulfur, selenium, or tellrium) and wherein H of the -XH group may be replaced by substituted or unsubstituted ammonium, or by a Group 1A or 11A light metal.